2006 Cadillac STS vs. 2008 BMW 645
To start off, 2008 BMW 645 is newer by 2 year(s). Which means there will be less support and parts availability for 2006 Cadillac STS. In addition, the cost of maintenance, including insurance, on 2006 Cadillac STS would be higher. At 4,565 cc (8 cylinders), 2006 Cadillac STS is equipped with a bigger engine. In terms of performance, 2008 BMW 645 (328 HP @ 6100 RPM) has 7 more horse power than 2006 Cadillac STS. (321 HP @ 6400 RPM) In normal driving conditions, 2008 BMW 645 should accelerate faster than 2006 Cadillac STS. With that said, vehicle weight also plays an important factor in acceleration. 2006 Cadillac STS weights approximately 128 kg more than 2008 BMW 645.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2008 BMW 645 (450 Nm @ 3600 RPM) has 23 more torque (in Nm) than 2006 Cadillac STS. (427 Nm @ 4400 RPM). This means 2008 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 2006 Cadillac STS.
Compare all specifications:
2006 Cadillac STS | 2008 BMW 645 | |
Make | Cadillac | BMW |
Model | STS | 645 |
Year Released | 2006 | 2008 |
Body Type | Sedan | Coupe |
Engine Position | Front | Front |
Engine Size | 4565 cc | 4398 cc |
Engine Cylinders | 8 cylinders | 8 cylinders |
Engine Type | V | V |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 321 HP | 328 HP |
Engine RPM | 6400 RPM | 6100 RPM |
Torque | 427 Nm | 450 Nm |
Torque RPM | 4400 RPM | 3600 RPM |
Engine Bore Size | 93 mm | 92.1 mm |
Engine Stroke Size | 84 mm | 82.7 mm |
Engine Compression Ratio | 10.5:1 | 10.0:1 |
Fuel Type | Gasoline - Premium | Gasoline - Premium |
Acceleration 0-100mph | 6.2 seconds | 5.6 seconds |
Drive Type | Rear | Rear |
Transmission Type | Automatic | Automatic |
Number of Seats | 5 seats | 4 seats |
Number of Doors | 4 doors | 2 doors |
Vehicle Weight | 1818 kg | 1690 kg |
Vehicle Length | 4990 mm | 4830 mm |
Vehicle Width | 1850 mm | 1860 mm |
Vehicle Height | 1470 mm | 1380 mm |
Wheelbase Size | 2960 mm | 2790 mm |
Fuel Consumption Overall | 14.5 L/100km | 11.8 L/100km |
Fuel Tank Capacity | 66 L | 70 L |